Top "String-concatenation" questions

String concatenation is the operation of joining two character strings end-to-end.

Is there an Oracle SQL query that aggregates multiple rows into one row?

I have a table that looks like this: A 1 A 2 B 1 B 2 And I want to produce a result set …

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String concatenation without '+' operator

I was playing with python and I realized we don't need to use '+' operator to concatenate strings unless …

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SQL: Concatenate column values in a single row into a string separated by comma

Let's say I have a table like this in SQL Server: Id City Province Country 1 Vancouver British Columbia Canada 2 New …

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Joining two strings with a comma and space between them

I have been given the two strings "str1" and "str2" and I need to join them into a single string. …

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String concatenation vs. string substitution in Python

In Python, the where and when of using string concatenation versus string substitution eludes me. As the string concatenation has …

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Best practices/performance: mixing StringBuilder.append with String.concat

I'm trying to understand what the best practice is and why for concatenating string literals and variables for different cases. …

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Simple string concatenation in Objective C

I have an NSString named 'you' with value "This is a you string!". I want to concat "123" in 'you', how …

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golang convert "type []string" to string

I'm sure this is a simple question, but I keep bumping into this. I see others are as well. I …

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Why to use StringBuffer in Java instead of the string concatenation operator

Someone told me it's more efficient to use StringBuffer to concatenate strings in Java than to use the + operator for …

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How slow is Python's string concatenation vs. str.join?

As a result of the comments in my answer on this thread, I wanted to know what the speed difference …

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